Creates a ranged projection of this collection. Any mutations in the
ranged projection will update this collection and vice versa. Keys
are garuanteed to be consistent between the collection and its projection.

Creates a ranged projection of this collection. Any mutations in the
ranged projection will update this collection and vice versa. Keys
are garuanteed to be consistent between the collection and its projection.

Parameters

from - The lower-bound (inclusive) of the ranged projection. None if there is no lower bound.

until - The upper-bound (exclusive) of the ranged projection. None if there is no upper bound.